Acanthemblemaria atrata, Cocos barnacle blenny

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Acanthemblemaria atrata Hastings & Robertson, 1999

Cocos barnacle blenny
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Acanthemblemaria atrata
Picture by Robertson, R.

分类 / Names 俗名 | 同种异名 | Catalog of Fishes(, ) | ITIS | CoL | WoRMS | Cloffa

Actinopteri > Blenniiformes (Blennies) > Chaenopsidae (Pike-, tube- and flagblennies)
Etymology: Acanthemblemaria: Greek, akantha = thorn + Greek, emblema, -atos, anything that is nailed, knocked in; also anything with bass or high relief (Ref. 45335);  atrata: Name from Latin meaning 'dressed in black', referring to its unique dark color morhp (Ref. 81029).

Environment: milieu / climate zone / depth range / distribution range 生态学

; 海洋 居于水底的; 深度上下限 5 - 31 m (Ref. 81029).   熱帶

分布 国家 | FAO区域 | 生态系 | 标本纪录 | Point map | 简介 | Faunafri

Eastern Central Pacific: Cocos Island (Costa Rica).
中太平洋東部: 可可島 (哥斯大黎加).

大小 / 重量 / 年龄

Maturity: Lm ?  range ? - ? cm
Max length : 3.2 cm SL 雄鱼/尚未辨别雌雄; (Ref. 81029); 3.2 cm SL (female)

简单描述 型态特徵 | 形态测量图

背棘 (总数): 22 - 25; 背的软条 (总数): 11-14; 臀棘 2; 臀鳍软条: 23 - 26; 脊椎骨: 40 - 43. This species is distinguished by the following characters: 1-2 pairs of large iridescent blue spots on the upper lip; relatively small body size; 2 common pores (sensory pores between the mandibular and preopercular series); a closed wedge of spines on the posterior part of the frontal; 2 rows of interorbital spines, the outer one continuous; D XXII-XXV,11-14 (35-37 total dorsal-fin elements; A II,23-26 (Ref. 81029).

生物学特性     字汇 (例如 epibenthic)

A small benthic reef fish which is common in shallow water, but also occurs to depths of at least 31 meters (Ref. 81029). Oviparous (Ref. 56066). Eggs are attached to the walls of the parent's shelter and are brooded by the male parent (Ref. 56066).

Life cycle and mating behavior 成熟度 | 繁殖 | 产卵场 | | 孕卵数 | 仔鱼

Oviparous (Ref. 56066). Males guard the eggs until they hatch (Ref. 56066).中太平洋東部: 可可島 (哥斯大黎加).

主要参考文献 Upload your references | 参考文献 | 合作者 : Williams, Jeffrey T. | 合作者

Hastings, P.A. and D.R. Robertson, 1999. Acanthemblemaria atrata and Acanthemblemaria mangognatha, new species of eastern Pacific barnacle blennies (Chaenopsidae) from Isla de Coco, Costa Rica, and Islas Revillagigedo, Mexico, and their relationships with other barnacle blennies. Rev. Fr. Aquariol. 25(3-4):107-118. (Ref. 81029)

世界自然保护联盟红皮书 (Ref. 123251)

  次级保育类动物, 见 IUCN 红皮书 (VU) (D2); Date assessed: 25 May 2007

CITES (Ref. 123416)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

对人类的威胁

  无害处的





人类利用

FAO - Publication: search | FishSource |

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Estimates based on models

Phylogenetic diversity index (Ref. 82805):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00468 (0.00184 - 0.01190), b=3.08 (2.86 - 3.30), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
营养阶层 (Ref. 69278):  3.3   ±0.4 se; based on size and trophs of closest relatives
回复力 (Ref. 120179):  高度, 族群倍增时间少于 15个月 ().
脆弱性 (Ref. 59153):  Low vulnerability (10 of 100) .